Cristian Carrasco escribió: > CREATE OR REPLACE FUNCTION xpath_bool(text,text) RETURNS boolean > AS '$libdir/pgxml' > LANGUAGE C STRICT IMMUTABLE;
¿O sea estás usando el módulo contrib/xml2? Por favor prueba con las funciones XML incorporadas al core. Probé tus ejemplos y me arroja errores de sintaxis XPath. -- Alvaro Herrera http://www.amazon.com/gp/registry/3BP7BYG9PUGI8 "I must say, I am absolutely impressed with what pgsql's implementation of VALUES allows me to do. It's kind of ridiculous how much "work" goes away in my code. Too bad I can't do this at work (Oracle 8/9)." (Tom Allison) http://archives.postgresql.org/pgsql-general/2007-06/msg00016.php -- TIP 10: no uses HTML en tu pregunta, seguro que quien responda no podrá leerlo
